Woodworking Square Hole Drill Bits, Wood Mortising Chisel Set Wood Square Hole Mortising Chisel Drill Bits for Mortising Machines and Drill Press Attachments (5 Pcs)

Description

Description:
1. These Square hole drill bits are mainly used for woodworking.
2. Drill holes the usage of these drill bits, if you wish to have the square hole turn into more tidy then you must chisel the detail part by hand.
3. To avoid the drill bits turn into overheated and get burned up as a result of fast rotary friction, we suggest use some cutting fluid to keep the bits cold all the way through usage.

Specification:
Material: high-speed steel
Hardness: HRC48-50
Drill Size: 1/2 Inch (12.7mm), 1/4 Inch (6.0mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm), 7/16 Inch (11mm)
Fit for mortising machines and drill press attachments.

Package List:
1 X 1/2 Inch (12.7mm) Drill Bit
1 X 1/4 Inch (6.0mm) Drill Bit
1 X 5/16 Inch (8mm) Drill Bit
1 X 3/8 Inch (9.5mm) Drill Bit
1 X 7/16 Inch (11mm) Drill Bit

Note:
Please allow slight deviation as a result of manual measurement

DRILLING SIZE: Square holes will also be easily punched, 1/2 Inch (12.7mm), 1/4 Inch (6.0mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm), 7/16 Inch (11mm)
MATERIAL: These square hole drill bits are made of high-speed steel, after heat remedy, the drill bit has a high hardness and a sharp square chisel, which is not easy to break and break
DURABLE: It is rather suitable for drilling square holes in wood with a tongue-and-groove machine or tongue-and-groove attachment, and has a long service life, so it may be used with confidence
SAVE TIME: Save time-these woodworking inlay chisels can reduce the labor intensity of construction workers, speed up construction, and reduce construction costs in the construction, installation, renovation, and decoration industries
PACKAGE LIST: Includes 5 PCS Wood Square Hole Drill Bits